API Documentation

Apple Pay

Apple Pay is a revolutionary purchasing experience for iOS. It is currently available for US and UK customers charging USD and GBP on supported iOS devices such as the iPhone 6. This guide explains how to process Apple Pay transactions with CityPay.

CityPay Rest API

Error Codes Reference

When processing a transaction through the CityPay APIs an error code value is returned indicating the result of processing the transaction. Each error code combines a code, an error message and error id parameter.

Testing Best Practices

CItyPay offer a test facility for client testing and integration development. The test gateway allows you to process a transaction through our servers and route the subsequent transaction through a test host.